Lexmark E330 Service Manual - Page 84
Hot fuser service check
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4505 Hot fuser service check Note: Ensure correct lamp is installed. FRU Fuser AC cables LVPS/HVPS Fuser Action Measure the resistance of the thermistor. The resistance measures from approximately 1K ohms immediately after printing or POR to approximately 240K ohms when thermistor reaches room temperature. (It may take 30 minutes to cool.) Replace the fuser assembly as necessary. 2-56 Service Manual
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2-56
Service Manual
4505
Hot fuser service check
Note:
Ensure correct lamp is installed.
FRU
Action
Fuser AC cables
LVPS/HVPS
Fuser
Measure the resistance of the
thermistor. The resistance measures
from approximately 1K ohms
immediately after printing or POR to
approximately 240K ohms when
thermistor reaches room
temperature. (It may take 30 minutes
to cool.)
Replace the fuser assembly as
necessary.